20782632955

素因数分解:

$5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{877}}^1\times {\mathrm{4871}}^1$

素因数の和:5899

約数の個数: 32

約数和(自身を含む): 28745579520

約数和(自身を除く): 7962946565

約数列:

[1, 5, 7, 35, 139, 695, 877, 973, 4385, 4865, 4871, 6139, 24355, 30695, 34097, 121903, 170485, 609515, 677069, 853321, 3385345, 4266605, 4271867, 4739483, 21359335, 23697415, 29903069, 149515345, 593789513, 2968947565, 4156526591, 20782632955]

約数ペア:

[(1, 20782632955), (5, 4156526591), (7, 2968947565), (35, 593789513), (139, 149515345), (695, 29903069), (877, 23697415), (973, 21359335), (4385, 4739483), (4865, 4271867), (4871, 4266605), (6139, 3385345), (24355, 853321), (30695, 677069), (34097, 609515), (121903, 170485)]